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How to get distinct values for non-key column fields in Laravel?
...ser::select('name')->groupBy('name')->lists('name'); worked fine for php's in_array();
– Pathros
Nov 28 '16 at 15:43
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Access parent URL from iframe
... your iFrame, say you want this iframe: src="http://www.example.com/mypage.php"
Well, instead of HTML to specify the iframe, use a javascript to build the HTML for your iframe, get the parent url through javascript "at build time", and send it as a url GET parameter in the querystring of your src t...
How to replace a string in multiple files in linux command line
...e-grep to see if the changes were made. Note: For wildcards, try '-name "*.php"' and grep is bad with recursion and wildcards, you need to add --include=*.whatever with -r
– PJ Brunet
Feb 23 '17 at 18:41
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Writing a git post-receive hook to deal with a specific branch
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I had written a PHP script for myself to do this functionality.
https://github.com/fotuzlab/githubdump-php
Host this file on your server, preferably repo root and define the url in github webhooks. Change 'allcommits' on line 8 with your b...
How do I output the difference between two specific revisions in Subversion?
...vn diff -r 8979:11390 http://svn.collab.net/repos/svn/trunk/fSupplierModel.php
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How to validate an email address using a regular expression?
...e more sophisticated patterns in Perl and PCRE (regex library used e.g. in PHP) can correctly parse RFC 5322 without a hitch. Python and C# can do that too, but they use a different syntax from those first two. However, if you are forced to use one of the many less powerful pattern-matching language...
Java: Date from unix timestamp
... time-of-day value of 22:30 instead of the 18:00 seen here. I suspect your PHP utility is implicitly applying a default time zone to adjust from UTC. My value here is UTC, signified by the Z (short for Zulu, means UTC). Any chance your machine OS or PHP is set to Asia/Kabul or Asia/Tehran time zones...
How can I echo a newline in a batch file?
... is expected. The best summary I know of is at dostips.com/forum/viewtopic.php?p=4554#p4554. It kind of leaves you hanging, but no one has ever come up with a scenario where ECHO( fails.
– dbenham
Apr 18 '14 at 17:20
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How to make button look like a link?
...t for the sake of simplicity i will use them here):
<a href="some/page.php" title="perform some js action" onclick="callFunction(this.href);return false;">watch and learn</a>
with this.href you can even access the target of the link in your function. return false will just prevent bro...
内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...他形式的内存管理更慢。
垃圾收集错误引发的缺陷难于调试。
如果您忘记将不再使用的指针设置为 null，那么仍然会有内存泄漏。
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结束语
一切都需要折衷：性能、易用、易于实现、支持线程的能力等，这里只列...